Our steel door skins are repair panels that replace your rusted door bottom or entire door. We offer both full door shells as well as just the door bottoms. The bottom of vehicle doors are prone to rust due to the amount of road grime, salt, and water spray that your tires spray. Another type of panel we carry is an inner door bottom. This repair panel replaces the rusted area on the lower inside bottom of the vehicle's door. You can rely on our quality panels and discount prices to help you finish your project.

Rest assured, when you buy a rust repair panel from Mill Supply, you are going to receive the best there is in the industry. Our purchasers search for the cleanest lines, smoothest curves and best stamped form when they purchase panels like; rockers, rear quarters, cab corners, door skins and other restoration parts. We work hard at keeping our prices down so you're getting the best value for your dollar. Auto body restoration has been our specialty since our founding in 1944 when we started by selling paint and other body shop supplies to local businesses in the Cleveland area. Since then, we have expanded nationwide, and with the internet, often sell overseas. Whether you're repairing a classic to current car, pickup truck, or even your daily driver, we have the restoration panels you need. We distribute parts for Key Parts, Sherman, Noram, Golden Star, and others. If you have any question or would like help with ordering please contact us via email or give us a call at 800-888-5072 between 8:00 a.m. - 5:00 p.m. E.S.T. and one of our experienced representatives will be happy to help you.